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Small animal living environment system
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Patent number 5,186,122
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Issue date Feb 16, 1993
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Penn-Plax, Inc.
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Gerald A. Phillips
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Aquarium filter cartridge
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Patent number D291825
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Issue date Sep 8, 1987
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Penn-Plax Plastics, Inc.
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Jerome Goldman
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D23 - Environmental heating and cooling
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Multi-use aquarium maintenance system
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Patent number 4,678,568
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Issue date Jul 7, 1987
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Penn-Plax Plastics, Inc.
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Jerome Goldman
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Shelf unit for aquariums
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Patent number D290768
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Issue date Jul 7, 1987
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Penn-Plax Plastics, Inc.
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Jerome Goldman
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D30 - Animal husbandry
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Aquarium air pump
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Patent number D290127
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Issue date Jun 2, 1987
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Penn-Plax Plastics, Inc.
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Jerome Goldman
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D15 - Machines not elsewhere specified
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Automatic aquarium feeder
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Patent number D287170
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Issue date Dec 9, 1986
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Penn-Plax Plastics, Inc.
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Jerome Goldman
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D30 - Animal husbandry
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Aquarium corner filter
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Patent number 4,620,924
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Issue date Nov 4, 1986
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Penn-Plax Plastics, Inc.
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Jerome Goldman
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Aquarium ornament
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Patent number D279317
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Issue date Jun 18, 1985
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Penn Plax Plastics
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Jerome Goldman
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D30 - Animal husbandry
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Aquarium ornament
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Patent number D278465
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Issue date Apr 16, 1985
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Penn Plax Plastics
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Jerome Goldman
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D30 - Animal husbandry
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Aquarium thermometer
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Patent number D275084
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Issue date Aug 14, 1984
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Penn-Plax Plastics, Inc.
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Marvin A. Goldman
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D10 - Measuring, testing, or signalling instruments
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Aquarium pump housing
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Patent number D263593
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Issue date Mar 30, 1982
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Penn-Plax Plastics, Inc.
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Jerome N. Goldman
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D15 - Machines not elsewhere specified
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Underwater aquarium decoration assembly
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Patent number 4,318,945
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Issue date Mar 9, 1982
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Penn-Plax Plastics, Inc.
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Jerome N. Goldman
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Aquarium heater
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Patent number 4,272,672
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Issue date Jun 9, 1981
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Penn-Plax Plastics, Inc.
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Marvin A. Goldman
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Aquarium fish net
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Patent number 4,251,938
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Issue date Feb 24, 1981
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Penn-Plax Plastics, Inc.
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Marvin A. Goldman
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Aquarium thermometer
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Patent number D258272
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Issue date Feb 17, 1981
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Penn-Plax Plastics, Inc.
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Marvin A. Goldman
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D10 - Measuring, testing, or signalling instruments
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Magnetic aquarium thermometer
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Patent number D256563
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Issue date Aug 26, 1980
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Penn-Plax Plastics, Inc.
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Marvin A. Goldman
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D10 - Measuring, testing, or signalling instruments
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Aquarium pump housing
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Patent number D255354
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Issue date Jun 10, 1980
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Penn-Plax Plastics, Inc.
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Marvin A. Goldman
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D15 - Machines not elsewhere specified
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Aquarium thermometer
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Patent number 4,169,382
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Issue date Oct 2, 1979
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Penn-Plax Plastics, Inc.
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Marvin A. Goldman
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G01 - MEASURING TESTING
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Aquarium thermometer
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Patent number 4,169,378
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Issue date Oct 2, 1979
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Penn-Plax Plastics, Inc.
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Silvio J. DiMarchi
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G01 - MEASURING TESTING
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Heated water circulator for aquariums
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Patent number 4,152,263
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Issue date May 1, 1979
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Penn-Plax Plastics, Inc.
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Marvin A. Goldman
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Aquarium filter
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Patent number D246793
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Issue date Dec 27, 1977
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Penn-Plax Plastics, Inc.
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Marvin A. Goldman
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D23 - Environmental heating and cooling
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Plastic gang valve assembly
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Patent number 3,998,242
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Issue date Dec 21, 1976
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Penn-Plax Plastics, Inc.
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Marvin A. Goldman
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING